American Seal & Packing

Stuffing box pressure calculator        

Calculated Stuffing Box Pressure
BACK VANES • OPEN IMPELLER
[(Suction pressure + 25‰ of Differential Pressure = Stuffing Box Pressure]
[Discharge Pressure - Suction Pressure = Differential Pressure]

Discharge
Pressure
Suction
Pressure
  Stuffing Box
Pressure
(PSI)
=
  

Calculated Stuffing Box Pressure
BALANCE HOLES • CLOSED IMPELLER
[(Suction pressure + 10‰ of Differential Pressure = Stuffing Box Pressure]
[Discharge Pressure - Suction Pressure = Differential Pressure]

Discharge
Pressure
Suction
Pressure
  Stuffing Box
Pressure
(PSI)
=
  

Calculated Stuffing Box Pressure
DOUBLE SUCTION
[Suction Pressure = Stuffing Box Pressure]

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